252188720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 160

約数和(自身を含む): 704716800

約数和(自身を除く): 452528080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 73, 80, 112, 124, 140, 146, 155, 199, 217, 248, 280, 292, 310, 365, 398, 434, 496, 511, 560, 584, 620, 730, 796, 868, 995, 1022, 1085, 1168, 1240, 1393, 1460, 1592, 1736, 1990, 2044, 2170, 2263, 2480, 2555, 2786, 2920, 3184, 3472, 3980, 4088, 4340, 4526, 5110, 5572, 5840, 6169, 6965, 7960, 8176, 8680, 9052, 10220, 11144, 11315, 12338, 13930, 14527, 15841, 15920, 17360, 18104, 20440, 22288, 22630, 24676, 27860, 29054, 30845, 31682, 36208, 40880, 43183, 45260, 49352, 55720, 58108, 61690, 63364, 72635, 79205, 86366, 90520, 98704, 101689, 111440, 116216, 123380, 126728, 145270, 158410, 172732, 181040, 203378, 215915, 232432, 246760, 253456, 290540, 316820, 345464, 406756, 431830, 450337, 493520, 508445, 581080, 633640, 690928, 813512, 863660, 900674, 1016890, 1162160, 1267280, 1627024, 1727320, 1801348, 2033780, 2251685, 3152359, 3454640, 3602696, 4067560, 4503370, 6304718, 7205392, 8135120, 9006740, 12609436, 15761795, 18013480, 25218872, 31523590, 36026960, 50437744, 63047180, 126094360, 252188720]

約数ペア:

[(1, 252188720), (2, 126094360), (4, 63047180), (5, 50437744), (7, 36026960), (8, 31523590), (10, 25218872), (14, 18013480), (16, 15761795), (20, 12609436), (28, 9006740), (31, 8135120), (35, 7205392), (40, 6304718), (56, 4503370), (62, 4067560), (70, 3602696), (73, 3454640), (80, 3152359), (112, 2251685), (124, 2033780), (140, 1801348), (146, 1727320), (155, 1627024), (199, 1267280), (217, 1162160), (248, 1016890), (280, 900674), (292, 863660), (310, 813512), (365, 690928), (398, 633640), (434, 581080), (496, 508445), (511, 493520), (560, 450337), (584, 431830), (620, 406756), (730, 345464), (796, 316820), (868, 290540), (995, 253456), (1022, 246760), (1085, 232432), (1168, 215915), (1240, 203378), (1393, 181040), (1460, 172732), (1592, 158410), (1736, 145270), (1990, 126728), (2044, 123380), (2170, 116216), (2263, 111440), (2480, 101689), (2555, 98704), (2786, 90520), (2920, 86366), (3184, 79205), (3472, 72635), (3980, 63364), (4088, 61690), (4340, 58108), (4526, 55720), (5110, 49352), (5572, 45260), (5840, 43183), (6169, 40880), (6965, 36208), (7960, 31682), (8176, 30845), (8680, 29054), (9052, 27860), (10220, 24676), (11144, 22630), (11315, 22288), (12338, 20440), (13930, 18104), (14527, 17360), (15841, 15920)]